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/*
 * Copyright 2015 Austin Keener, Michael Ritter, Florian Spieß, and the JDA contributors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package net.dv8tion.jda.api.audit;

import net.dv8tion.jda.api.JDA;
import net.dv8tion.jda.api.entities.Guild;
import net.dv8tion.jda.api.entities.ISnowflake;
import net.dv8tion.jda.api.entities.User;
import net.dv8tion.jda.api.entities.Webhook;
import net.dv8tion.jda.api.events.guild.GuildAuditLogEntryCreateEvent;
import net.dv8tion.jda.internal.entities.GuildImpl;
import net.dv8tion.jda.internal.entities.UserImpl;
import net.dv8tion.jda.internal.entities.WebhookImpl;
import net.dv8tion.jda.internal.utils.Checks;
import net.dv8tion.jda.internal.utils.EntityString;

import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Map;

/**
 * Single entry for an {@link net.dv8tion.jda.api.requests.restaction.pagination.AuditLogPaginationAction AuditLogPaginationAction}.
 * 
This entry contains all options/changes and details for the action * that was logged by the {@link net.dv8tion.jda.api.entities.Guild Guild} audit-logs. */ public class AuditLogEntry implements ISnowflake { protected final long id; protected final long targetId; protected final long userId; protected final GuildImpl guild; protected final UserImpl user; protected final WebhookImpl webhook; protected final String reason; protected final Map changes; protected final Map options; protected final ActionType type; protected final int rawType; public AuditLogEntry(ActionType type, int rawType, long id, long userId, long targetId, GuildImpl guild, UserImpl user, WebhookImpl webhook, String reason, Map changes, Map options) { this.type = type; this.rawType = rawType; this.id = id; this.userId = userId; this.targetId = targetId; this.guild = guild; this.user = user; this.webhook = webhook; this.reason = reason; this.changes = changes != null && !changes.isEmpty() ? Collections.unmodifiableMap(changes) : Collections.emptyMap(); this.options = options != null && !options.isEmpty() ? Collections.unmodifiableMap(options) : Collections.emptyMap(); } @Override public long getIdLong() { return id; } /** * The id for the target entity. *
This references an entity based on the {@link net.dv8tion.jda.api.audit.TargetType TargetType} * which is specified by {@link #getTargetType()}! * * @return The target id */ public long getTargetIdLong() { return targetId; } /** * The id for the target entity. *
This references an entity based on the {@link net.dv8tion.jda.api.audit.TargetType TargetType} * which is specified by {@link #getTargetType()}! * * @return The target id */ @Nonnull public String getTargetId() { return Long.toUnsignedString(targetId); } /** * The {@link net.dv8tion.jda.api.entities.Webhook Webhook} that the target id of this audit-log entry refers to * * @return Possibly-null Webhook instance */ @Nullable public Webhook getWebhook() { return webhook; } /** * The {@link net.dv8tion.jda.api.entities.Guild Guild} this audit-log entry refers to * * @return The Guild instance */ @Nonnull public Guild getGuild() { return guild; } /** * The id for the user that executed the action. * * @return The user id */ public long getUserIdLong() { return userId; } /** * The id for the user that executed the action. * * @return The user id */ @Nonnull public String getUserId() { return Long.toUnsignedString(userId); } /** * The {@link User} responsible for this action. * *

This will not be available for {@link GuildAuditLogEntryCreateEvent}, you can use {@link #getUserIdLong()} instead. * * @return Possibly-null User instance */ @Nullable public User getUser() { return user; } /** * The optional reason why this action was executed. * * @return Possibly-null reason String */ @Nullable public String getReason() { return reason; } /** * The corresponding JDA instance of the referring Guild * * @return The corresponding JDA instance */ @Nonnull public JDA getJDA() { return guild.getJDA(); } /** * Key-Value {@link java.util.Map Map} containing all {@link AuditLogChange * AuditLogChanges} made in this entry. * The keys for the returned map are case-insensitive keys defined in the regarding AuditLogChange value. *
To iterate only the changes you can use {@link java.util.Map#values() Map.values()}! * * @return Key-Value Map of changes */ @Nonnull public Map getChanges() { return changes; } /** * Shortcut to {@link #getChanges() getChanges()}.get(key) lookup! *
This lookup is case-insensitive! * * @param key * The {@link net.dv8tion.jda.api.audit.AuditLogKey AuditLogKey} to look for * * @return Possibly-null value corresponding to the specified key */ @Nullable public AuditLogChange getChangeByKey(@Nullable final AuditLogKey key) { return key == null ? null : getChangeByKey(key.getKey()); } /** * Shortcut to {@link #getChanges() getChanges()}.get(key) lookup! *
This lookup is case-insensitive! * * @param key * The key to look for * * @return Possibly-null value corresponding to the specified key */ @Nullable public AuditLogChange getChangeByKey(@Nullable final String key) { return changes.get(key); } /** * Filters all changes by the specified keys * * @param keys * Varargs {@link net.dv8tion.jda.api.audit.AuditLogKey AuditLogKeys} to look for * * @throws java.lang.IllegalArgumentException * If provided with null array * * @return Possibly-empty, never-null immutable list of {@link AuditLogChange AuditLogChanges} */ @Nonnull public List getChangesForKeys(@Nonnull AuditLogKey... keys) { Checks.notNull(keys, "Keys"); List changes = new ArrayList<>(keys.length); for (AuditLogKey key : keys) { AuditLogChange change = getChangeByKey(key); if (change != null) changes.add(change); } return Collections.unmodifiableList(changes); } /** * Key-Value {@link java.util.Map Map} containing all Options made in this entry. The keys for the returned map are * case-insensitive keys defined in the regarding AuditLogChange value. *
To iterate only the changes you can use {@link java.util.Map#values() Map.values()}! * *

Options may include secondary targets or details that do not qualify as "change". *
An example of that would be the {@code member} option * for {@link net.dv8tion.jda.api.audit.ActionType#CHANNEL_OVERRIDE_UPDATE CHANNEL_OVERRIDE_UPDATE} * containing the user_id of a {@link net.dv8tion.jda.api.entities.Member Member}. * * @return Key-Value Map of changes */ @Nonnull public Map getOptions() { return options; } /** * Shortcut to {@link #getOptions() getOptions()}.get(name) lookup! *
This lookup is case-insensitive! * * @param * The expected type for this option
Will be used for casting * @param name * The field name to look for * * @throws java.lang.ClassCastException * If the type-cast failed for the generic type. * * @return Possibly-null value corresponding to the specified key */ @Nullable @SuppressWarnings("unchecked") public T getOptionByName(@Nullable String name) { return (T) options.get(name); } /** * Shortcut to {@link #getOptions() getOptions()}.get(name) lookup! * * @param * The expected type for this option
Will be used for casting * @param option * The {@link net.dv8tion.jda.api.audit.AuditLogOption AuditLogOption} * * @throws java.lang.ClassCastException * If the type-cast failed for the generic type. * @throws java.lang.IllegalArgumentException * If provided with {@code null} option. * * @return Possibly-null value corresponding to the specified option constant */ @Nullable public T getOption(@Nonnull AuditLogOption option) { Checks.notNull(option, "Option"); return getOptionByName(option.getKey()); } /** * Constructs a filtered, immutable list of options corresponding to * the provided {@link net.dv8tion.jda.api.audit.AuditLogOption AuditLogOptions}. *
This will exclude options with {@code null} values! * * @param options * The not-null {@link net.dv8tion.jda.api.audit.AuditLogOption AuditLogOptions} * which will be used to gather option values via {@link #getOption(AuditLogOption) getOption(AuditLogOption)}! * * @throws java.lang.IllegalArgumentException * If provided with null options * * @return Unmodifiable list of representative values */ @Nonnull public List getOptions(@Nonnull AuditLogOption... options) { Checks.notNull(options, "Options"); List items = new ArrayList<>(options.length); for (AuditLogOption option : options) { Object obj = getOption(option); if (obj != null) items.add(obj); } return Collections.unmodifiableList(items); } /** * The {@link net.dv8tion.jda.api.audit.ActionType ActionType} defining what auditable * Action is referred to by this entry. * * @return The {@link net.dv8tion.jda.api.audit.ActionType ActionType} */ @Nonnull public ActionType getType() { return type; } /** * The raw type value used to derive {@link #getType()}. *
This can be used when a new action type is not yet supported by JDA. * * @return The raw type value */ public int getTypeRaw() { return rawType; } /** * The {@link net.dv8tion.jda.api.audit.TargetType TargetType} defining what kind of * entity was targeted by this action. *
Shortcut for {@code getType().getTargetType()} * * @return The {@link net.dv8tion.jda.api.audit.TargetType TargetType} */ @Nonnull public TargetType getTargetType() { return type.getTargetType(); } @Override public int hashCode() { return Long.hashCode(id); } @Override public boolean equals(Object obj) { if (!(obj instanceof AuditLogEntry)) return false; AuditLogEntry other = (AuditLogEntry) obj; return other.id == id && other.targetId == targetId; } @Override public String toString() { return new EntityString(this) .setType(type) .addMetadata("targetId", targetId) .addMetadata("guild", guild) .toString(); } }